Oval|Lab Grown|IGI

1.23ct E IF Oval Lab Grown Diamond

ID • E/IF • IGI LG807675108

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG807675108

Diamond specifications and retailer prices

From $412 NZD
$232 USD
As of October 30, 2026
Save $3,013 NZD (88%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $4,879 NZD at Brilliant Earth · As of October 4, 2026
View at Brilliant Earth

About this 1.23ct lab-grown oval diamond

This 1.23ct lab-grown oval sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG807675108 or 807675108. Listed at 21 retailers as of October 30, 2026, with a 732% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG807675108
Dimensions8.66 × 6.01 × 3.73 mm
L/W Ratio1.44
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.66 mm6.01 mm1.23 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG807675108
Side View
Table 59.0%Crown 35.2°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $3,424 NZD|Low: $412 NZD|High: $4,879 NZD|Avg: $1,367 NZD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
October 31, 2026
Retailer 4$412 NZD
Retailer 14$458 NZD
Retailer 15$458 NZD
Retailer 6$617 NZD
Retailer 12$787 NZD
Retailer 8$807 NZD
Retailer 2$845 NZD
Retailer 17$891 NZD
Retailer 9$1,100 NZD
Retailer 10$1,114 NZD
Retailer 13$1,119 NZD
Retailer 16$1,409 NZD
Retailer 3$1,567 NZD
Retailer 11$1,846 NZD
Retailer 5$2,164 NZD
Retailer 7$2,590 NZD
Brilliant Earth$3,424 NZD

35 data points across 17 retailers

21 retailers$412 NZD to $3,424 NZD

Retailer 1
-
$364 NZD
$205 USD
Price last confirmed 23 days ago
A
Retailer 2
-
$412 NZD
$232 USD
View
Final sale: no returns
A
Retailer 3
-
$458 NZD
$258 USD
View
A
Retailer 4
-
$458 NZD
$258 USD
View
Retailer 5
-
$470 NZD
$265 USD
View
Price last confirmed 29 days ago
Retailer 6
-
$522 NZD
HK$2,300 HKD
View
Price last confirmed 57 days ago
B+
Retailer 7
-
$617 NZD
$348 USD
View
A
Retailer 8
-
$787 NZD
ZAR 7,163 ZAR
View
A
Retailer 9
-
$845 NZD
£375 GBP
View
A
Retailer 10
-
$891 NZD
$502 USD
View
B+
Retailer 11
-
$1,114 NZD
$628 USD
View
A
Retailer 12
-
$1,119 NZD
A$970 AUD
View
B+
Retailer 13
-
$1,183 NZD
$667 USD
View
B+
Retailer 14
-
$1,409 NZD
$794 USD
View
Retailer 15
-
$1,512 NZD
$852 USD
View
Price last confirmed 24 days ago
B+
Retailer 16
-
$1,567 NZD
$883 USD
View
B+
Retailer 17
-
$1,846 NZD
£819 GBP
View
B
Retailer 18
-
$2,164 NZD
$1,220 USD
View
Retailer 19
-
$2,590 NZD
$1,460 USD
View
Price last confirmed 12 days ago
B
Retailer 20
-
$3,424 NZD
$1,930 USD
View
Most Expensive
Brilliant Earth
20410745A · Oct 4
$4,879 NZD
$2,750 USD
View
Price last confirmed 27 days ago
20 more retailers have this diamond
Prices start from $412 NZDSave up to $3,013 NZD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.23ct Oval
$412 NZD